c35502i.ada

来自「linux下编程用 编译软件」· ADA 代码 · 共 92 行

-- C35502I.ADA

--                             Grant of Unlimited Rights
--
--     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
--     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained 
--     unlimited rights in the software and documentation contained herein.
--     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making 
--     this public release, the Government intends to confer upon all 
--     recipients unlimited rights  equal to those held by the Government.  
--     These rights include rights to use, duplicate, release or disclose the 
--     released technical data and computer software in whole or in part, in 
--     any manner and for any purpose whatsoever, and to have or permit others 
--     to do so.
--
--                                    DISCLAIMER
--
--     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
--     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED 
--     WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
--     SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE 
--     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
--     PARTICULAR PURPOSE OF SAID MATERIAL.
--*
-- OBJECTIVE:
--     CHECK THAT 'PRED' AND 'SUCC' YIELD THE CORRECT RESULTS WHEN
--     THE PREFIX IS AN ENUMERATION TYPE, OTHER THAN A BOOLEAN OR A
--     CHARACTER TYPE, WITH A REPRESENTATION CLAUSE.

-- HISTORY:
--     RJW 05/27/86  CREATED ORIGINAL TEST.
--     BCB 01/04/88  MODIFIED HEADER.
--     PWB 05/11/89  CHANGED EXTENSION FROM '.DEP' TO '.ADA'.

WITH REPORT; USE REPORT;

PROCEDURE C35502I IS

     TYPE ENUM IS (A, BC, ABC, A_B_C, ABCD);
     FOR ENUM USE (A => 2, BC => 4, ABC => 6,
                   A_B_C => 8, ABCD => 10);
     SUBTYPE SUBENUM IS ENUM RANGE A .. BC;

     TYPE NEWENUM IS NEW ENUM;
     SUBTYPE SUBNEW IS NEWENUM RANGE A .. BC;

BEGIN
     TEST ("C35502I", "CHECK THAT 'PRED' AND 'SUCC' YIELD THE " &
                      "CORRECT RESULTS WHEN THE PREFIX IS AN " &
                      "ENUMERATION TYPE, OTHER THAN A CHARACTER " &
                      "OR A BOOLEAN TYPE, WITH A REPRESENTATION " &
                      "CLAUSE" );

     BEGIN
          FOR I IN ENUM'VAL (1) .. ENUM'VAL (4) LOOP
               IF SUBENUM'PRED (I) /=
                  ENUM'VAL (ENUM'POS (I) - 1) THEN
                    FAILED ("INCORRECT SUBENUM'PRED(" &
                             ENUM'IMAGE (I) & ")" );
               END IF;
          END LOOP;

          FOR I IN ENUM'VAL (0) .. ENUM'VAL (3) LOOP
               IF SUBENUM'SUCC (I) /=
                  ENUM'VAL (ENUM'POS (I) + 1) THEN
                    FAILED ("INCORRECT SUBENUM'SUCC(" &
                             ENUM'IMAGE (I) & ")" );
               END IF;
          END LOOP;
     END;

     BEGIN
          FOR I IN NEWENUM'VAL (1) .. NEWENUM'VAL (4) LOOP
               IF SUBNEW'PRED (I) /=
                  NEWENUM'VAL (NEWENUM'POS (I) - 1) THEN
                    FAILED ("INCORRECT SUBNEW'PRED(" &
                             NEWENUM'IMAGE (I) & ")" );
               END IF;
          END LOOP;

          FOR I IN NEWENUM'VAL (0) .. NEWENUM'VAL (3) LOOP
               IF SUBNEW'SUCC (I) /=
                  NEWENUM'VAL (NEWENUM'POS (I) + 1) THEN
                    FAILED ("INCORRECT SUBNEW'SUCC(" &
                             NEWENUM'IMAGE (I) & ")" );
               END IF;
          END LOOP;
     END;

     RESULT;
END C35502I;